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Finding the Fourth Proportional to 226,713.04, 339,952.36 and 66,768.16

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Solution

The fourth proportional to 226,713.04, 339,952.36 and 66,768.16 is: 100,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,713.04 : 339,952.36 = 66,768.16 : x
  2. Step 2: Convert to fraction form
    226,713.04/339,952.36 = 66,768.16/x
  3. Step 3: Cross multiply
    226,713.04x = 339,952.36 × 66,768.16
  4. Step 4: Simplify right side
    226,713.04x = 22,697,993,564.86
  5. Step 5: Solve for x
    x = 22,697,993,564.86/226,713.04
  6. Step 6: Final answer
    x = 100,117.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.